Leadership
With strong ties to Carnegie Mellon University, SEI leadership provides strategic vision as the institute works to innovate from rigorous research, improve the state of the practice in software and cybersecurity, and transition new technologies into the public sector, private industry, and academia.
Executive Leadership Team
The Software Engineering Institute Executive Leadership Team sets strategy and aligns the institute with the goals set by its sponsor. Highly visible, the team embodies the core values of the institute.

Paul Nielsen
Director and CEODr. Paul D. Nielsen is the Director and Chief Executive Officer of Carnegie Mellon University’s Software Engineering Institute (SEI), a U.S. Department of Defense federally funded research and development center (FFRDC). The SEI is a global leader in advancing software,...

David Thompson
Deputy Director and COODavid Thompson currently serves as the SEI's Deputy Director and Chief Operating Officer and oversees and directs internal and external business operations for the organization.
A long-time resident of Western Pennsylvania, Thompson started...

Thomas A. Longstaff
Chief Technology OfficerTom Longstaff is Chief Technology Officer of the SEI. As CTO, Longstaff is responsible for formulating a technical strategy and leading the funded research program of the institute based on current and predicted future trends in technology, government, and...

Cassandra Carricato
Acting Chief Financial OfficerCassie Carricato is acting chief financial officer of the Software Engineering Institute, where she is responsible for finance, contracts, procurement, facilities, and enterprise business systems. She has more than 21 years of experience as a financial professional, with...

Greg Touhill
Director, CERT DivisionGregory J. Touhill is director of the SEI’s world-renowned CERT Division, where he leads a diverse group of researchers, software engineers, security analysts, and digital intelligence specialists...

Anita Carleton
SEI Fellow and Director of the Software Solutions DivisionAnita Carleton was named as an SEI Fellow in 2024 for her work in improving modern software engineering practice worldwide, with her most notable contributions in software measurement, statistical process control for software, and the development of a software...

Matt Gaston
Director, SEI AI DivisionDr. Matt Gaston is the director of the AI Division at the Carnegie Mellon University Software Engineering Institute and the founding director of the SEI’s Emerging Technology Center. He also holds an appointment as an adjunct associate professor at the Carnegie Mellon...

Mary C. Ward
Chief Strategy OfficerAs chief strategy officer for the Software Engineering Institute (SEI), Mary Catherine Ward develops strategic options to keep the SEI's strategy relevant, to ensure that decisions at all levels align with the strategy, and to develop, execute, and institutionalize...

Sandra Noonan
Assistant General Counsel and Assistant Vice PresidentSandra Noonan is assistant general counsel and assistant vice president of Carnegie Mellon University and general counsel to the Software Engineering Institute (SEI).
Noonan focuses on contractual issues arising out of Carnegie Mellon...
Board of Visitors
In addition to advising the Director of the SEI, the SEI Board of Visitors monitors SEI activities and reports to the Carnegie Mellon University Provost, offering recommendations for improvement.

Russell Crockett
Member of the Board of VisitorsRussell T. Crockett, Jr. is Managing Partner and CEO of RTC Energy LLC, a management consulting firm he started in 2014. During his career, Crockett has served as Senior Vice President, Commercial at TPC Group, from 2008 to 2013. He was also Vice President, Chemical...

Philip Dowd
Member of the Board of VisitorsMr. Dowd has been Senior Vice President of SunGard Data Systems since 1979. SunGard is an information technology company specializing in Investment Support application software and Disaster Recovery. It began in 1978 as SunData, a wholly owned subsidiary of Sun Oil; was...

John Gilligan
Member of the Board of VisitorsJohn Gilligan is President of Gilligan Group, a Virginia-based consulting company specializing in government information technology. He has over 25 years of managerial experience in leading large information technology organizations. He has expertise in business...

J. Michael McQuade, Ph.D.
Member of the Board of VisitorsJ. Michael McQuade is the Director of the Program on Emerging Technology, Scientific Advancement and Global Policy at the Belfer Center for Science and International Affairs in the Harvard Kennedy School. The program is dedicated to research, dialogue and training at the...

Laura Richardson
Former Commander, United States Southern CommandGeneral Laura J. Richardson is a native of Northglenn, Colorado, and a graduate of Metropolitan State University of Denver, Colorado. She was commissioned into the U.S. Army and trained as an Army Aviator. She holds a Master of Science in National Resource Strategy from...

Cedric T. Wins
Member of the Board of VisitorsRetired Maj. Gen. Cedric T. Wins, a 34-year veteran of the U.S. Army, serves as the superintendent of the Virginia Military Institute (VMI). He joined the SEI Board of Visitors in 2023. Wins was the first Commanding General of the U.S. Army Combat Capabilities...
SEI Fellows
SEI Fellows are individuals who have made an outstanding contribution to the work of the SEI. They are leading researchers and practitioners in their fields, working to ensure the continued success of the institute's mission.

Roger Bate
SEI FellowRoger R. Bate’s work with the Software Engineering Institute was instrumental in seeding best practices for software engineering worldwide. Bate, who was a former chair and member of the SEI Board of Visitors, senior member of the technical staff and, later, a visiting...

Anita Carleton
SEI Fellow and Director of the Software Solutions DivisionAnita Carleton was named as an SEI Fellow in 2024 for her work in improving modern software engineering practice worldwide, with her most notable contributions in software measurement, statistical process control for software, and the development of a software...

Peter H. Feiler
SEI Fellow and Principal Research ScientistPeter Feiler, best known as the technical lead and author of the SAE AS-2C Architecture Analysis & Design Language (AADL) standard, retired from an esteemed 31-year career at the Software Engineering Institute (SEI) in April 2020. Throughout his time at SEI, Feiler...

John T. Foreman
SEI FellowFor 35 years, John Foreman worked in the complete life cycle of software and systems, and developing and transitioning software technologies. Foreman was the director of the Client Technical Solutions Directorate in the Software Solutions Division of the Software...

John B. Goodenough
SEI FellowAlthough John Goodenough, an ACM and SEI fellow, retired from the SEI in December 2011, he has continued as a part-time employee. During this time, his research has focused on methods for establishing how much confidence one should have in an argument intended to justify...

Watts S. Humphrey
SEI FellowWhen Watts Humphrey arrived at the Carnegie Mellon Software Engineering Institute (SEI) in 1986, he made what he called an "outrageous commitment to change the world of software engineering. By all accounts." He succeeded.
During his tenure...

Nancy R. Mead
SEI FellowNancy R. Mead is a fellow at the Software Engineering Institute (SEI) and an adjunct professor of software engineering at Carnegie Mellon University. She is currently involved in the study of security requirements engineering and the development of software assurance...

Linda M. Northrop
SEI Fellow, Office of the CTOLinda Northrop has more than 45 years of experience in the software development field as a practitioner, researcher, manager, consultant, and educator. She retired from full-time employment at the Software Engineering Institute (SEI) in 2015 and currently works part-time...

Richard D. Pethia
SEI FellowRichard Pethia was the Director of the CERT Division at Carnegie Mellon University’s Software Engineering Institute (SEI). The CERT Division grew from the CERT Coordination Center (CERT/CC) that Mr. Pethia established in 1988 with DARPA sponsorship. The charter of the...